*SUPPORT*
IN: fep dax OUT: YELLOW YELLOW
IN: lug dax OUT: BLUE BLUE
IN: wif wif tufa lug OUT: RED RED PURPLE BLUE
IN: fep OUT: YELLOW
IN: fep gazzer OUT: YELLOW YELLOW
IN: lug tufa dax OUT: BLUE PURPLE PURPLE
IN: lug blicket OUT: BLUE BLUE
IN: fep blicket OUT: YELLOW YELLOW
IN: tufa gazzer OUT: PURPLE PURPLE
IN: wif blicket OUT: RED RED
IN: tufa tufa OUT: PURPLE PURPLE
IN: wif OUT: RED
IN: lug OUT: BLUE
IN: tufa OUT: PURPLE

*QUERY*
IN: wif dax OUT: RED RED
IN: fep fep tufa OUT: YELLOW YELLOW PURPLE
IN: wif wif dax OUT: RED RED RED
IN: fep wif gazzer OUT: YELLOW RED RED
IN: wif fep gazzer OUT: RED YELLOW YELLOW
IN: tufa dax OUT: PURPLE PURPLE
IN: wif gazzer OUT: RED RED
IN: lug fep gazzer OUT: BLUE YELLOW YELLOW
IN: lug fep OUT: BLUE YELLOW
IN: lug gazzer OUT: BLUE BLUE

*GRAMMAR*
wif -> RED 
 tufa -> PURPLE 
 lug -> BLUE 
 fep -> YELLOW 
 u1 blicket -> [u1] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 